package com.designmode.study.designmode.state.state3;

/**
 * @ClassName: Context
 * @Description: 定义一个环境类来串联各个状态
 * @Auther: shi
 * @Date: 2019/3/27 18:45
 */
public class Context {
    //定义出所有的电梯状态
    public final static OpenningState openningState = new OpenningState();
    //public final static ClosingState closeingState = new ClosingState();
    //public final static RunningState runningState = new RunningState();
    //public final static StoppingState stoppingState = new StoppingState();
    //定一个当前电梯状态
    private LiftState liftState;
    public LiftState getLiftState() {
        return liftState;
    }
    public void setLiftState(LiftState liftState) {
        this.liftState = liftState;
//把当前的环境通知到各个实现类中
        this.liftState.setContext(this);
    }
    public void open(){
        this.liftState.open();
    }
    public void close(){
        this.liftState.close();
    }
    public void run(){
        this.liftState.run();
    }
    public void stop(){
        this.liftState.stop();
    }
}
